//小爬虫   
var http = require('http');
var url = 'http://www.imooc.com/learn/348';

http.get(url, function(res) {
	var html = '';
	
	res.on('data', function(data){
		html += data;
	});
	
	res.on('end', function(){
		console.log(html);
	});
}).on('error', function(){
	console.log('出错！！！');
});
